Sony CDX-M850MP Service Manual ▷ View online
33
33
CDX-M850MP
1
A
B
C
D
E
F
G
H
I
J
2
3
4
5
6
7
8
9
10
11
12
13
14
BATT
AEP,UK model
US,CND,E model
SW900
SW900
R360
D843
Q102
D103
D102
D902
D101
R367
R812
R444
R361
C210
R443
R440
FB101
R307
R201
D105
R332
R913
R950
R845
R303
R328
D104
R356
R323
R357
IC302
R202
R111
R109
Q103
D106
Q914
R104
R110
R105
R103
C402
D901
C307
R107
R102
C316
C202
Q501
C419
D806
R809
C523
D803
D119
D120
Q801
R803
C807
R800
FB301
R520
D805
R808
D121
C313
R339
C334
Q307
C321
Q306
R370
R371
R334
R340
C338
R336
R341
C337
IC308
C304
D401
R801
Q101
R333
Q402
FB302
C302
R337
C928
R106
R101
R401
R108
L303
R446
C205
R439
R504
Q401
R804
R365
C508
R806
D501
R521
D118
C317
R949
Q408
R424
C420
C501
D802
C522
C442
R505
R866
C506
C505
R502
C315
FB501
R501
R322
C104
R442
C105
R441
D905
Q916
R343
R366
C509
R445
C201
D907
R410
R811
Q802
C199
D122
R408
R807
R327
D804
R833
Q915
R402
R331
C331
R510
R511
D832
D820
C332
R342
D117
D116
D115
D114
D113
D111
D112
D110
R302
L503
JR801
C542
C215
FB102
C510
R403
D403
C403
C441
C440
C437
C282
C172
C182
C272
C400
CNJ101
PJ401
IC201
CNP101
F101
CNP102
CNP301
L101
CNP805
C341
CN401
C103
C312
L301
JW2
JW
5
JW
11
C305
C303
C223
C309
C214
C212
C311
C226
C306
C308
JW
1
D109
JW
10
JW
16
TUX501
C221
C401
C301
C434
C435
C433
C418
X501
C425
C102
C502
C203
C432
C503
JW
12
C603
TH100
C524
C803
JW
6
X301
C283
C183
JW17
C273
JW
4
JW
15
C173
C422
C930
JW18
CNP902
C101
C901
CN904
CN903
C443
JW
3
CN601
L302
JW
7
C204
JW
14
JW
13
CN503
C507
(Page 36)
(Page 29)
34
34
CDX-M850MP
IC B/D
IC B/D
IC B/D
IC B/D
D109
D401
D106
D501
D122
R201
R202
R111
R109
R104
R110
R420
R105
R103
R421
D120
D121
Q402
R106
Q401
R422
R407
R424
R501
R285
R275
R243
R175
R143
R185
R408
D909
R242
R142
L101
R206
R205
R204
R112
R929
R184
R203
R174
R274
R284
R922
R425
C903
R108
R107
C103
R921
R920
C204
C203
C202
C201
C219
C218
C226
C223
C221
C215
C212
R401
C402
C401
C423
C421
C424
C426
C427
C430
C429
C428
C431
C416
C417
C418
C278
C178
C288
C242
C188
C142
C442
C501
C433
C435
C434
FB501
R415
C425
R414
C422
C432
C420
C419
Q501
C502
R502
R505
C206
C207
D110
D111
D112
D113
D114
D115
D116
D117
D118
C104
D119
C105
Q103
C102
CN401
CN503
IC201
CNP101
F901
R471
C475
IC410
C470
C523
C522
R520
C521
C520
R518
IC502
C528
C527
C526
C525
R521
C524
C506
C503
C505
TUX501
PJ401
R445
R446
R442
R441
R443
R439
R444
R440
R432
R430
C441
C439
C438
C437
C440
R436
R434
C981
C982
C282
C983
C984 C182
C272
C214
Q102
IC401
Q408
R519
X501
C205
C208
C209
C210
C217
C216
Q907
D108
D123
IC407
C172
R431
R429
R433
R435
R427
C273
Q271
Q281
C283
C173
Q171
Q181
C183
Q470
C199
R410
R504
R510
R511
R542
R416
R417
R418
R419
R473
R477
C443
R402
R472
C400
L503
C509
C508
Note:
• Voltage is dc with respect to ground under no-signal
(detuned) condition.
no mark : FM
(
no mark : FM
(
) : AM/MW/LW
<
> : CD PLAY
(Page 35)
• Refer to page 27 for Waveform.
4-10. SCHEMATIC DIAGRAM — MAIN SECTION (1/2) — • Refer to page 40 for IC Block Diagrams.
35
35
CDX-M850MP
IC B/D
IC B/D
IC B/D
C802
CNP102
CNP805
D101
D102
D103
D104
D105
D302
D303
D305
D804
D805
D806
IC306
IC307
IC308
Q305
Q306
Q801
Q916
R334
R336
R337
R339
R370
R949
R950
TH100
T800
R364
R350
R328
R356
R357
R102
R809
D820
R800
R324
R808
R320
R318
IC301
R801
R101
R351
R365
R806
D832
R338
C803
R319
R326
D808
D810
D819
R327
CN601
R367
L303
D826
D829
D827
D828
Q914
D843
R845
D904
D907
R833
C311
IC302
L301
R303
FB102
FB101
C101
C310
C334
C342
C336
C337
C339
C312
C313
C305
C304
C302
C301
C307
C306
C320
C319
C901
C928
C930
C807
C809
R803
R804
C317
X301
X302
R335
L800
D803
D802
D825
R915
D831
R811
R866
R866
R812
CNJ101
D905
R346
R372
R373
R325
C303
R371
R341
R340
C321
C338
C341
C335
R368
R369
CNP902
M601
SW900
D906
D902
R901
C602
C603
C601
IC701
L302
D901
R906
R361
D903
R903
R332
CNP909
Q903
R904
Q902
Q901
R914
R366
R343
JR302
JR301
Q915
Q904
Q101
R321
R333
R377
R307
CNP301
Q380
R380
C332
C316
C315
C323
C322
R342
R301
R323
R322
R910
FB301
FB302
R302
C318
R330
R331
C331
Q802
IC902
R360
L901
C810
R807
IC800
C801
C324
Q307
C309
C308
R913
IC903
D920
D921
IC303
• Refer to page 27 for Waveform.
4-11. SCHEMATIC DIAGRAM — MAIN SECTION (2/2) — • Refer to page 40 for IC Block Diagrams.
(Page 39)
(Page 37)
(Page
30)
30)
Note:
• Voltage is dc with respect to ground under no-signal
(detuned) condition.
no mark : FM
no mark : FM
(Page 34)
(
) : AM/MW/LW
<
> : CD PLAY
∗
: Impossible to measure
36
36
CDX-M850MP
1
A
B
C
D
E
F
G
2
3
4
5
6
7
8
9
10
11
12
13
14
C540
R533
FB503
C539
C537
IC503
D511
R534
C536
C533
C538
R509
R538
Q504
R532
R531
D514
D507
SW501
D506
Q503
D512
C535
R535
R536
R537
CN502
C541
D513
CN501
4-12. PRINTED WIRING BOARD — SUB SECTION — • Refer to page 27 for Circuit Boards Location.
(Page 33)
Ref. No.
Location
D506
B-10
D507
B-6
D511
B-8
D512
C-8
D513
E-13
D514
B-10
IC503
B-13
Q503
C-9
Q504
B-10
• Semiconductor
Location
Click on the first or last page to see other CDX-M850MP service manuals if exist.